Depressed center flap disc for right angle grinders. Cuts fast and outlasts sanding discs 10-to-1. Great flexibility. Ideal for rough or fine finishing. Multiple layers of zirconia cloth flaps constantly expose new extra-sharp grinding points. Reinforced fiberglass backing plate. Balance tested for vibration-free grinding/finishing.
Suitable for thin sheet metal, steel ropes, thin-walled profiles, tubes made of stainless steel and nonferrous metals, and composite materials. True .040" thick cutting wheel for fastest cutting action. Extreme hardness (V) for longest life. No burring, no blue thermal discoloration. Precision cutting accurate to the millimeter. 4-1/2" x .040", 7/8" arbor, 13,280 maximum rpm (revolutions per minute).